vicious/contrib/pop.lua

55 lines
1.4 KiB
Lua

---------------------------------------------------
-- Licensed under the GNU General Public License v2
-- * (c) 2010, Boris Bolgradov <>
--
-- This widget type depends on luasocket.
--
-- Widget arguments are host, port, username and
-- password, i.e.:
-- {"mail.myhost.com", 110, "John", "132435"}
---------------------------------------------------
-- {{{ Grab environment
local tonumber = tonumber
local setmetatable = setmetatable
local sock_avail, socket = pcall(function()
return require("socket")
end)
-- }}}
-- POP: provides the count of new messages in a POP3 mailbox
module("vicious.contrib.pop")
-- {{{ POP3 count widget type
local function worker(format, warg)
if not sock_avail or (not warg or #warg ~= 4) then
return {"N/A"}
end
local host, port = warg[1], tonumber(warg[2])
local user, pass = warg[3], warg[4]
local client = socket.tcp()
client:settimeout(3)
client:connect(host, port)
client:receive("*l")
client:send("USER " .. user .. "\r\n")
client:receive("*l")
client:send("PASS " .. pass .. "\r\n")
client:receive("*l")
client:send("STAT" .. "\r\n")
local response = client:receive("*l")
client:close()
if response:find("%+OK") then
response = response:match("%+OK (%d+)")
end
return {response}
end
-- }}}
setmetatable(_M, { __call = function(_, ...) return worker(...) end })